AirHint found the following cheapest return flights from London (STN) to Buenos Aires (EZE) in March 2026 (see full year).

Return flights

01 Mar - 13 Mar	Ryanair
09 Mar - 30 Mar	Ryanair
03 Mar - 10 Mar	Ryanair
11 Mar - 19 Mar	Ryanair
16 Mar - 30 Mar	Ryanair
23 Mar - 30 Mar	Ryanair
02 Mar - 09 Mar	Ryanair
09 Mar - 23 Mar	Ryanair
13 Mar - 30 Mar	Ryanair
04 Mar - 10 Mar	Ryanair
23 Mar - 22 Apr	Ryanair
25 Mar - 13 Apr	Ryanair
21 Mar - 12 Apr	Ryanair
28 Mar - 14 Apr	Ryanair
23 Mar - 13 Apr	Ryanair
23 Mar - 28 Apr	Ryanair
23 Mar - 06 Apr	Turkish Airlines
28 Mar - 08 Apr	Ryanair
28 Mar - 11 Apr	Ryanair
31 Mar - 12 Apr	Ryanair

Also check the deals for one-way flights from London to Buenos Aires in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Buenos Aires in March from $1040

Return flights